.thumb-img-list {
    display: flex;
}

.thumb-img-list > div {
    width: 100px;
}

.thumb-img-list .my-gallery{
    width: 400px;   /*只有设置了父宽度才自动换行了，但是无法自适应*/
    display: flex;
    flex-wrap: wrap;
}

.thumb-img-list .my-gallery figure {
    margin: 10px;
    box-shadow: 0 0 7px gray;
}

.thumb-img-list .my-gallery figure img {
    width: 100px;
    vertical-align: middle;
}


